Skip to vehicle Listings

2021 GMC Sierra 1500 for Sale in Allentown, PA

18102
Filters (3)
Items 1 to 2 of 8.

    34 Matches

    Used 2021 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    43,985
    See payment
    Great Price
    Used 2021 GMC Sierra 1500 Elevation
    Used
    • Elevation
    • 40K mi
    37,595
    See payment
    Great Price
    Used 2021 GMC Sierra 1500 Elevation
    Used
    • Elevation
    • 43K mi
    36,990
    See payment
    Great Price
    My Wallet by Kelley Blue Book®

    Find it Fast.

    Keep it Affordable.

    Credit Rating
    Trade-In Value
    Get My Kelley Blue Book® CarValue
    Get My Payoff Quote

    $

    Based on 4.5% APR for mos.
    Used 2021 GMC Sierra 1500 Denali
    Used
    • Denali
    • 32K mi
    46,995
    See payment
    Good Price
    Used 2021 GMC Sierra 1500 AT4 w/ AT4 Preferred Package
    42,849
    See payment
    Great Price
    New 2026 GMC Sierra 1500 AT4X
    Consider New, Similar Payment
    Used 2021 GMC Sierra 1500 SLT w/ SLT Premium Plus Package
    40,288
    See payment
    Great Price
    Item 1 of 10.
    Used 2021 GMC Sierra 1500 AT4 w/ AT4 Value Package
    38,408
    See payment
    Good Price
    Used 2021 GMC Sierra 1500 AT4
    45,890
    See payment
    Good Price
    Used 2021 GMC Sierra 1500 Elevation
    Used
    • Elevation
    • 57K mi
    34,500
    See payment
    Great Price
    Used 2021 GMC Sierra 1500 Denali w/ Technology Package
    Used
    • Denali
    • 63K mi
    42,000
    See payment
    Good Price
    Used 2021 GMC Sierra 1500 Elevation w/ Preferred Package
    Used
    • Elevation
    • 111K mi
    28,954
    See payment
    Great Price
    Used 2021 GMC Sierra 1500 Denali w/ Denali Ultimate Package
    Used
    • Denali
    • 59K mi
    39,500
    See payment
    Great Price
    Used 2021 GMC Sierra 1500 Elevation
    Used
    • Elevation
    • 94K mi
    29,930
    See payment
    Great Price
    Used 2021 GMC Sierra 1500 SLT w/ SLT Convenience Package
    33,709
    See payment
    Great Price
    Used 2021 GMC Sierra 1500 Elevation w/ Preferred Package
    Used
    • Elevation
    • 86K mi
    30,899
    See payment
    Great Price
    Used 2021 GMC Sierra 1500 SLE
    33,378
    See payment
    Used 2021 GMC Sierra 1500 SLE w/ X31 Off-Road Package
    31,995
    See payment
    Great Price
    Certified 2021 GMC Sierra 1500 Elevation w/ Preferred Package
    Certified
    • Elevation
    • 42K mi
    37,000
    See payment
    Good Price
    Used 2021 GMC Sierra 1500 Elevation w/ LPO, Elevation Black Package
    Used
    • Elevation
    • 94K mi
    30,447
    See payment
    No Image Available
    34,999
    See payment
    Certified 2021 GMC Sierra 1500 SLT
     CarBravo Certified
    • SLT
    • 20K mi
    41,295
    See payment
    Great Price
    Used 2021 GMC Sierra 1500 Elevation w/ X31 Off-Road Package
    Used
    • Elevation
    • 68K mi
    33,995
    See payment
    Good Price
    Used 2021 GMC Sierra 1500 Elevation w/ Preferred Package
    Used
    • Elevation
    • 87K mi
    32,995
    See payment
    Good Price
    Certified 2021 GMC Sierra 1500 Elevation w/ LPO, Elevation Black Package
    Certified
    • Elevation
    • 68K mi
    29,973
    See payment
    Certified 2021 GMC Sierra 1500 SLT w/ SLT Premium Package
     CarBravo Certified
    • SLT
    • 87K mi
    35,991
    See payment
    Used 2021 GMC Sierra 1500 SLE
    29,887
    See payment
    Used 2021 GMC Sierra 1500 Denali w/ Denali Ultimate Package
    Used
    • Denali
    • 109K mi
    34,999
    See payment
    <!--{"relevance":[false,{}]}-->